#ifndef _LTTNG_WRAPPER_GENHD_H
#define _LTTNG_WRAPPER_GENHD_H
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,18,0) \
+ || LTTNG_RHEL_KERNEL_RANGE(5,14,0,162,0,0, 5,15,0,0,0,0))
+#include <linux/blkdev.h>
+#else
#include <linux/genhd.h>
+#endif
+
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0) \
+ || LTTNG_RHEL_KERNEL_RANGE(5,14,0,162,0,0, 5,15,0,0,0,0))
+#define LTTNG_GENHD_FL_HIDDEN GENHD_FL_HIDDEN
+#else
+#define LTTNG_GENHD_FL_HIDDEN GENHD_FL_SUPPRESS_PARTITION_INFO
+#endif
#ifdef CONFIG_KALLSYMS_ALL
return ptr_block_class;
}
+/*
+ * Canary function to check for 'block_class' at compile time.
+ *
+ * From 'include/linux/genhd.h':
+ *
+ * extern struct class block_class;
+ */
+static inline
+struct class *__canary__get_block_class(void)
+{
+ return &block_class;
+}
+
static inline
struct device_type *wrapper_get_disk_type(void)
{
return ptr_disk_type;
}
+/*
+ * No canary for 'disk_type', it's only defined in 'block/genhd.c'.
+ *
+ * static inline
+ * struct device_type *__canary__get_disk_type(void)
+ * {
+ * return &disk_type;
+ * }
+ */
+
#else
static inline